CVE-2022-49946

clk: bcm: rpi: Prevent out-of-bounds access

Description

In the Linux kernel, the following vulnerability has been resolved: clk: bcm: rpi: Prevent out-of-bounds access The while loop in raspberrypi_discover_clocks() relies on the assumption that the id of the last clock element is zero. Because this data comes from the Videocore firmware and it doesn't guarantuee such a behavior this could lead to out-of-bounds access. So fix this by providing a sentinel element.

N/A

CVSS

Severity:

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/fcae47b2d23c81603b01f56cf8db63ed64599d34
https://git.kernel.org/stable/c/ff0b144d4b0a9fbd6efe4d2c0a4b6c9bae2138d2
https://git.kernel.org/stable/c/c8b04b731d43366824841ebdca4ac715f95e0ea4
https://git.kernel.org/stable/c/bc163555603e4ae9c817675ad80d618a4cdbfa2d

Frequently Asked Questions

What is the severity of CVE-2022-49946?: CVE-2022-49946 has not yet been assigned a CVSS score.
How to fix CVE-2022-49946?: To fix CVE-2022-49946, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-49946 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-49946 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-49946?: CVE-2022-49946 affects Linux Linux, Linux Linux.

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